Home / 19,112.58-26,376.57-10,729.62

Finding the Fourth Proportional to 19,112.58, 26,376.57 and 10,729.62

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Solution

The fourth proportional to 19,112.58, 26,376.57 and 10,729.62 is: 14,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.58 : 26,376.57 = 10,729.62 : x
  2. Step 2: Convert to fraction form
    19,112.58/26,376.57 = 10,729.62/x
  3. Step 3: Cross multiply
    19,112.58x = 26,376.57 × 10,729.62
  4. Step 4: Simplify right side
    19,112.58x = 283,010,573.00
  5. Step 5: Solve for x
    x = 283,010,573.00/19,112.58
  6. Step 6: Final answer
    x = 14,807.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.